1038 search results - page 109 / 208 » Space-Bounded Query Approximation |
136
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MOBIHOC
2003
ACM
16 years 4 months ago
2003
ACM
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
157
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RSFDGRC
2005
Springer
15 years 10 months ago
2005
Springer
The paper concerns failing queries in incomplete Distributed Autonomous Information Systems (DAIS) based on attributes which are hierarchical and which semantics at different site...
113
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VLDB
1999
ACM
15 years 8 months ago
1999
ACM
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
144
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EDBT
2009
ACM
15 years 8 months ago
2009
ACM
In order to become an effective complement to traditional Web-scale text-based image retrieval solutions, content-based image retrieval must address scalability and efficiency iss...
177
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WCE
2007
15 years 5 months ago
2007
—Spatial query execution is an essential functionality of a sensor network. Redundancy within a sensor network can be exploited to reduce the communication cost incurred in execu...